73356666217362 has 256 divisors, whose sum is σ = 194109849446400. Its totient is φ = 20285329582080.

The previous prime is 73356666217343. The next prime is 73356666217451. The reversal of 73356666217362 is 26371266665337.

It is a self number, because there is not a number n which added to its sum of digits gives 73356666217362.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 42648753 + ... + 44335419.

It is an arithmetic number, because the mean of its divisors is an integer number (758241599400).

Almost surely, 2^{73356666217362} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73356666217362, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97054924723200).

73356666217362 is an abundant number, since it is smaller than the sum of its proper divisors (120753183229038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73356666217362 is a wasteful number, since it uses less digits than its factorization.

73356666217362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686838 (or 1686832 counting only the distinct ones).

The product of its digits is 205752960, while the sum is 63.

The spelling of 73356666217362 in words is "seventy-three trillion, three hundred fifty-six billion, six hundred sixty-six million, two hundred seventeen thousand, three hundred sixty-two".